Kindergarteners (ages 4 to 6) will strengthen math literacy with this write-and-wipe activity book that includes a silicone 10-frame popper to sharpen number sense, counting, and more Whether they're in kindergarten already, preparing for it, or just want a refresher, students ages 4 to 6 need a basic understanding of the concepts they'll be taught in kindergarten math. Ready to Learn: Kindergarten Math Write & Wipe Workbook with Popper helps kindergarteners learn counting with the removable included silicone 10-frame popper. Ten frames help young children develop number sense by providing them with a visual of numbers. By simply pressing each bubble, children can continue adding bubbles until they reach 10. With practice, children will recognize the visual representation of the number without counting. They can then practice subtraction by releasing each bubble. The hands-on 10-frame strengthens kindergarteners' understanding of numbers and allows them to master number recognition